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104 lines
3.0 KiB
104 lines
3.0 KiB
/***********************************************************************
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* Software License Agreement (BSD License)
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*
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* Copyright 2008-2011 Marius Muja (mariusm@cs.ubc.ca). All rights reserved.
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* Copyright 2008-2011 David G. Lowe (lowe@cs.ubc.ca). All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*************************************************************************/
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#ifndef MPI_QUERIES_H_
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#define MPI_QUERIES_H_
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#include <FLANN/mpi/matrix.h>
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#include <boost/archive/binary_iarchive.hpp>
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#include <boost/archive/binary_oarchive.hpp>
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#include <boost/asio.hpp>
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namespace flann
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{
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template<typename T>
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struct Request
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{
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flann::Matrix<T> queries;
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int nn;
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int checks;
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template<typename Archive>
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void serialize(Archive& ar, const unsigned int version)
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{
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ar & queries & nn & checks;
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}
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};
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template<typename T>
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struct Response
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{
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flann::Matrix<int> indices;
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flann::Matrix<T> dists;
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template<typename Archive>
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void serialize(Archive& ar, const unsigned int version)
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{
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ar & indices & dists;
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}
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};
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using boost::asio::ip::tcp;
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template <typename T>
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void read_object(tcp::socket& sock, T& val)
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{
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uint32_t size;
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boost::asio::read(sock, boost::asio::buffer(&size, sizeof(size)));
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size = ntohl(size);
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boost::asio::streambuf archive_stream;
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boost::asio::read(sock, archive_stream, boost::asio::transfer_at_least(size));
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boost::archive::binary_iarchive archive(archive_stream);
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archive >> val;
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}
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template <typename T>
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void write_object(tcp::socket& sock, const T& val)
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{
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boost::asio::streambuf archive_stream;
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boost::archive::binary_oarchive archive(archive_stream);
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archive << val;
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uint32_t size = archive_stream.size();
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size = htonl(size);
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boost::asio::write(sock, boost::asio::buffer(&size, sizeof(size)));
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boost::asio::write(sock, archive_stream);
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}
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}
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#endif /* MPI_QUERIES_H_ */
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